Inventor · disambiguated record

Ludwig Pfeiffer

Also filed as: PFEIFFER LUDWIG

2 granted patents·16 citations·filing 1985–1988

57Inventor score

Technology areasE21B E21D

Files withMTS MINITUNNELSYSTEME GMBH2

Top patents by PatentIndex Score

2 records

0131US4898496AApparatus for underground tunnelingMTS MINITUNNELSYSTEME GMBH·Filed 1988·Granted Feb 6, 1990·10 cites·10 claims
0222US4688854AApparatus for making small-bore tunnelsMTS MINITUNNELSYSTEME GMBH·Filed 1985·Granted Aug 25, 1987·6 cites·8 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →